Answers

2016-02-03T21:09:12+05:30
A)Magnesium
b)Oxygen
c)Neon (any noble gas)
d)Silicon
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2016-02-03T21:21:45+05:30
A) Beryllium, Magnesium, Calcium, Strontium, Barium Radium (any element from the group 2 of the Modern Periodic Table)
b) Oxygen, Sulphur, Selenium. (Non-Metals from the 16th group)
c) Helium, Neon, Argon, Krypton, Xenon, Radon, Ununoctium (Any element from the 18th group)
d)Silicon

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Yours, Jahnavi
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